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Official data from INPI

PROCESSO E APARELHO PARA CRIAR PADRÃO REGISTRADO EM ENROLAMENTO DE METAL

Arquivada/ExtintaInvention Patent

Application data

Number

PI9101261

Type

Invention Patent

Filing

03/28/1991

Publication

11/05/1991

Progress at the INPI

  1. Filing03/28/91
  2. Publication11/05/91
  3. Examination10/06/92
  4. Allowance09/15/98
  5. Grant12/29/98
  6. Expired05/28/13

The letters patent expired on 05/28/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Enamel Products And Plating Company

US

S. C. (pessoa física)

US

Inventors

G. H. (pessoa física)

US

P. L. (pessoa física)

US

R. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/502107 · 03/29/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/03/2011

05/28/2013

RPI 2212

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

09/15/1998

RPI 1447

14.1

04/15/1997

RPI 1376

Exigência - art. 36 da LPI

#6.1

12/03/1996

RPI 1357

6.2

04/02/1996

RPI 1322

Solicitação de exame técnico

#4.1

10/06/1992

RPI 1140

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/17/1991

RPI 1085

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